1-Phenyl-2-benzhydryl-1,3-butanedione

Base Information

• Chemical Name: 1-Phenyl-2-benzhydryl-1,3-butanedione
• CAS No.: 33925-42-7
• Molecular Formula: C23H20 O2
• Molecular Weight: 328.411
• NSC Number: 139200
• DSSTox Substance ID: DTXSID00300835
• Nikkaji Number: J2.504.879B
• Mol file: 33925-42-7.mol

Synonyms:NSC139200;33925-42-7;DTXSID00300835;NSC-139200

Chemical Property of 1-Phenyl-2-benzhydryl-1,3-butanedione

Chemical Property:

• Vapor Pressure: 5.25E-10mmHg at 25°C
• Boiling Point: 496.8°Cat760mmHg
• Flash Point: 183.8°C
• Density: 1.122g/cm³
• XLogP3: 4.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 6
• Exact Mass: 328.146329876
• Heavy Atom Count: 25
• Complexity: 419

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC(=O)C(C(C1=CC=CC=C1)C2=CC=CC=C2)C(=O)C3=CC=CC=C3

Technology Process of 1-Phenyl-2-benzhydryl-1,3-butanedione

There total 10 articles about 1-Phenyl-2-benzhydryl-1,3-butanedione which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 99.0%

1,1-Diphenylmethanol (91-01-0) + 1-phenylbutan-1,3-dione (93-91-4) → 2-benzhydryl-1-phenylbutane-1,3-dione (33925-42-7)

Guidance literature:

With iron (III) perchlorate monohydrate; In acetonitrile; at 60 ℃; for 3.5h;

DOI:10.1016/j.tet.2010.02.063

Reference yield: 97.0%

N-tosyldiphenylmethylamine (853-83-8) + 1-phenylbutan-1,3-dione (93-91-4) → 2-benzhydryl-1-phenylbutane-1,3-dione (33925-42-7)

Guidance literature:

With ytterbium(III) triflate; In nitromethane; at 100 ℃; for 18h;

DOI:10.1016/j.tetlet.2012.01.141

Reference yield: 89.0%

Bromodiphenylmethane (776-74-9) + 1-phenylbutan-1,3-dione (93-91-4) → 2-benzhydryl-1-phenylbutane-1,3-dione (33925-42-7)

Guidance literature:

With potassium carbonate; bis(triphenylphosphine)dichlorocobalt(II); In chloroform; for 3h; Heating;

DOI:10.1016/S0040-4039(00)80327-5

upstream raw materials:

1,1-Diphenylmethanol

1-phenylbutan-1,3-dione

(Z)-1-acetyloxy-1,3,3-triphenyl-1-propene

2-methyl-1-phenyl-1,3-butanedione

Downstream raw materials:

1,3,3-triphenylpropan-1-one

4,4-diphenylbutan-2-one

3-benzhydryl-5-bromo-1H-indole